HKS VFD Drive A2 Series User Manual page 5

A2 VFD
(0.75-30kW)
It is forbidden to connect AC power to the product's output port

(U, V, W) or other control ports except for Lk, Lb, Lz. Otherwise,
it may cause damage to the VFD.
Since internal IC can be destroyed by electrostatic, please do not

touch any PCB, IC, or IGBT components without any protection.
Otherwise, it will cause an unknown fault.
Make sure that any unexpected conductor such as screws, gasket,

etc., is not left inside the VFD during maintenance. Otherwise, it
may cause damage to the VFD or even fire.
If over current happens during starting up, please check the

wiring and start up again.
Do not stop the VFD by cutting off power. Power can be cut off

after the motor stops.
Do not leave the VFD in the sunshine. Otherwise, it may cause

damage to the VFD
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